LLECE: Distribution of 3rd Grade Mathematics Scores: 90th Percentile Score in Ecuador was reported at 572% in 2006, according to the World Bank collection of development indicators, compiled from officially recognized sources.

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The 90th percentile score is the score below which 90 percent of students scored. 1997 scores were calculated on a scale with a mean of 250 points and a standard deviation of 50 points. 2006 scores were calculated on a scale with a mean of 500 and a standard deviation of 100 points. 2006 scores are not comparable with 1997 scores. Data reflects country performance in the stated year according to LLECE reports. Consult the LLECE website for more detailed information: http://www.llece.org/